CIMP status and distribution of hyperplastic polyps in patients with sporadic serrated adenomas and serrated adenomas with multiple (6 to 10) hyperplastic polyps (SA no. 6, 7, 11, 17, 27a, and 27b). Serrated adenomas (SA) no. 27a and 27b were from the same patient. The majority of the hyperplastic polyps were located in the distal colorectum (rectum and sigmoid colon).